incisive

adjective

in·​ci·​sive in-ˈsī-siv How to pronounce incisive (audio)
: impressively direct and decisive (as in manner or presentation)
an incisive analysis
an incisive unsentimental writer
incisively adverb
incisiveness noun

Did you know?

An incisive person doesn’t hem and haw—they get straight to the point. The original meaning of incisive, from around 1600, was "having a cutting edge or piercing point"; the modern meaning of "impressively direct and decisive" has been part of English since the mid-1800s. Incisive is a close relative of incisor, which refers to a front tooth typically adapted for cutting, so it's no surprise that incisive has a specific meaning in dentistry, describing that which is of, relating to, or situated near the incisors. Both incisive and incisor come from the Latin verb caedere, meaning "to cut." English is rich in cuttings from the fruitful stem of caedere: some examples to sink your teeth into are scissors, chisel, incise ("to cut into or engrave"), excise ("to remove by cutting"), incision ("cut" or "gash"), precise ("minutely exact"), and concise ("brief").

Examples of incisive in a Sentence

She's known for her incisive mind and quick wit.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The 6ft 4in (193cm) midfielder excels at breaking up play, reading and dictating the game and playing incisive passes. Tim Spiers, New York Times, 2 Sep. 2025 Marion Winik What starts as an investigation into the eroding social fabric of one small Ohio town becomes an incisive and illuminating look at what happens to people who feel abandoned as the world marches on. Lizz Schumer, People.com, 31 Aug. 2025 There is a far simpler reason Jack Grealish has looked more incisive in an Everton shirt and that is the opposition. Zak Garner-Purkis, Forbes.com, 31 Aug. 2025 Noah Baumbach’s painfully incisive portrait of a family divorce among a remarkably prickly family of Brooklyn intellectuals finds so many ways to showcase its characters’ most brittle sides. Joe Reid, Vulture, 29 Aug. 2025 See All Example Sentences for incisive

Word History

First Known Use

circa 1834, in the meaning defined above

Time Traveler
The first known use of incisive was circa 1834

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Cite this Entry

“Incisive.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/incisive. Accessed 9 Sep. 2025.

Kids Definition

incisive

adjective
in·​ci·​sive in-ˈsī-siv How to pronounce incisive (audio)
: impressively clear and direct
an incisive argument
incisively adverb
incisiveness noun

Medical Definition

incisive

adjective
in·​ci·​sive in-ˈsī-siv How to pronounce incisive (audio)
: incisal
also : of, relating to, or situated near the incisors

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